diff options
Diffstat (limited to 'src/rpc')
-rw-r--r-- | src/rpc/blockchain.cpp | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/src/rpc/blockchain.cpp b/src/rpc/blockchain.cpp index 1e04fcc01c..1ca4a7c6d7 100644 --- a/src/rpc/blockchain.cpp +++ b/src/rpc/blockchain.cpp @@ -1251,6 +1251,44 @@ UniValue getmempoolinfo(const UniValue& params, bool fHelp) return mempoolInfoToJSON(); } +UniValue preciousblock(const UniValue& params, bool fHelp) +{ + if (fHelp || params.size() != 1) + throw runtime_error( + "preciousblock \"hash\"\n" + "\nTreats a block as if it were received before others with the same work.\n" + "\nA later preciousblock call can override the effect of an earlier one.\n" + "\nThe effects of preciousblock are not retained across restarts.\n" + "\nArguments:\n" + "1. hash (string, required) the hash of the block to mark as precious\n" + "\nResult:\n" + "\nExamples:\n" + + HelpExampleCli("preciousblock", "\"blockhash\"") + + HelpExampleRpc("preciousblock", "\"blockhash\"") + ); + + std::string strHash = params[0].get_str(); + uint256 hash(uint256S(strHash)); + CBlockIndex* pblockindex; + + { + LOCK(cs_main); + if (mapBlockIndex.count(hash) == 0) + throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found"); + + pblockindex = mapBlockIndex[hash]; + } + + CValidationState state; + PreciousBlock(state, Params(), pblockindex); + + if (!state.IsValid()) { + throw JSONRPCError(RPC_DATABASE_ERROR, state.GetRejectReason()); + } + + return NullUniValue; +} + UniValue invalidateblock(const UniValue& params, bool fHelp) { if (fHelp || params.size() != 1) @@ -1346,6 +1384,8 @@ static const CRPCCommand commands[] = { "blockchain", "gettxoutsetinfo", &gettxoutsetinfo, true }, { "blockchain", "verifychain", &verifychain, true }, + { "blockchain", "preciousblock", &preciousblock, true }, + /* Not shown in help */ { "hidden", "invalidateblock", &invalidateblock, true }, { "hidden", "reconsiderblock", &reconsiderblock, true }, |